IdiomDaily LifeFrench

Signer son arrêt de mort

Meaning: To take an action that guarantees your own downfall.

Literally: To sign one's own death warrant

Example: “En insultant le patron devant tout le monde, il a signé son arrêt de mort.” — By insulting the boss in front of everyone, he signed his own death warrant.

English equivalent: To sign one's own death warrant

Equivalents in other languages

Origin: An arrêt is a court's binding ruling, and a death sentence required a signature to take effect. The figure is of the condemned supplying that signature themselves — the ruin is self-authored.

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